CN209752038U - Long jump soaring action trainer - Google Patents
Long jump soaring action trainer Download PDFInfo
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- CN209752038U CN209752038U CN201920228903.3U CN201920228903U CN209752038U CN 209752038 U CN209752038 U CN 209752038U CN 201920228903 U CN201920228903 U CN 201920228903U CN 209752038 U CN209752038 U CN 209752038U
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Abstract
The utility model relates to a long jump soaring action trainer, including first track: the device is supported by a plurality of brackets, and comprises a run-up section, an emptying section and a landing section which are connected in sequence; a run-up mechanism: the device is positioned under the run-up section and comprises a first power trolley, the first power trolley is connected with a second track in a sliding mode, a brake plate is arranged on the second track at the jumping-off position of a trainer, and a locking mechanism is arranged on the first power trolley and the brake plate; a suspension mechanism: include the second power dolly with first track sliding connection, second power dolly bottom is connected with hangs rope mechanism, it is used for hanging the training person to hang rope mechanism, it should satisfy the training person and be located the flight section time to hang rope mechanism length, and the training person is in aerial position, the utility model discloses a training device can be effectively trained convenient to use to the flight action of training person.
Description
Technical Field
the utility model relates to a sports training equipment technical field, concretely relates to long jump soaring action training dress.
Background
The jumping, also known as rapid jump, is a jumping project of track and field sports, and is formed by combining the actions of running up, jumping off, jumping over and landing on the ground, and the like.
The jumping action of long jump includes squat, body-straightening and walking, wherein the walking adopts two technologies of 2 steps and one half or 3 steps, requires large-amplitude front and back stepping leg-changing action in the air and is coordinated with two arms.
The inventor finds that when the conventional long jump is trained, the training personnel cannot keep enough flight time due to the capability of the training personnel, so that the flight action training of the walking long jump cannot be carried out, and the standard flight action of the walking long jump cannot be mastered.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned prior art, provide a long jump flight action trainer, can increase trainer's flight time during the training, effectively assist the training person to carry out the training of flight action.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
A long jump flight training device, comprising:
A first track: the running assisting device is supported by a plurality of supports and comprises a running-up section, an emptying section and a descending section which are sequentially connected, wherein the height of the emptying section is greater than that of the running-up section, and the height of the descending section at the connecting end of the emptying section is greater than that of the other end of the descending section.
A run-up mechanism: the device is positioned under the run-up section and used for driving a trainer to run up and comprises a first power trolley, the first power trolley is connected with a second track in a sliding mode, the second track is positioned at the take-off position of the trainer and is provided with a brake plate, and a locking mechanism is arranged on the first power trolley and the brake plate and used for braking the first power trolley.
a suspension mechanism: the device is used for suspending a trainer in an emptying section and increasing the emptying time of the trainer, and comprises a second power trolley connected with a first rail in a sliding mode, wherein the bottom of the second power trolley is connected with a rope hanging mechanism used for hanging the trainer, and the length of the rope hanging mechanism is required to meet the requirement that the trainer is in the air when the trainer is located in the emptying section.
The utility model discloses a training device through setting up first orbital flight section, second power dolly and string rope mechanism, can prolong training personnel's flight time, guarantees that training personnel carries out the training of flight action, sets up first power dolly, can assist training personnel to run up, guarantees that training personnel has sufficient take-off initial velocity.
Furthermore, the first power trolley comprises a first trolley plate, first travelling wheels are mounted at two ends of the bottom of the first trolley plate and are connected with the second rail in a sliding mode, the first travelling wheel at one end of the first travelling wheel is connected with a first driving mechanism, the first driving mechanism is used for driving the first travelling wheel to rotate, the first driving mechanism is connected with a first control mechanism, and the first control mechanism controls the first driving mechanism to move.
furthermore, the first vehicle plate is provided with a handrail for being held by a trainer when the first power trolley drives the trainer to move.
Furthermore, a take-off mechanism is installed on the first vehicle board and used for the take-off of the trainer, the take-off mechanism comprises a take-off board which is arranged obliquely, one end of the take-off board is rotatably connected with the first vehicle board, the other end of the take-off board is connected with one end of a take-off spring, and the other end of the take-off spring is connected with the first vehicle board.
Furthermore, locking mechanism is including fixing the locking round pin at first power dolly tip, the locking round pin is equipped with the locking mouth, the braking plate be equipped with locking round pin assorted locking groove, the locking round pin can insert in the locking groove, the locking inslot is equipped with first spring, first spring is used for contacting with the locking round pin, cushions the braking, be equipped with in the braking plate with locking groove looks vertically brake groove, be equipped with in the brake groove with locking mouth assorted locking piece, locking piece and the second spring coupling of setting in the brake groove, the second spring can push the locking piece into the locking mouth, brakes first power dolly.
Furthermore, the end part of the locking pin, which is used for being inserted into the locking groove, is of a hemispherical structure, the locking block comprises a lifting block connected with the second spring and a braking block inserted into the locking opening, the end face, which can be contacted with the end part of the locking pin, of the braking block is a first arc face, the opposite end face of the first arc face is a first plane, the locking opening is provided with a second arc face matched with the first arc face and a second plane matched with the first plane, the lifting block is provided with a pedal extending out of the braking block, the pedal is used for separating the braking block from the locking opening, and the braking plate is provided with a lifting groove used for enabling the pedal to do lifting motion.
Furthermore, a correlation sensor is arranged on one side of the brake plate and located on one side where the first power trolley is located, the transmitting part and the receiving part of the correlation sensor are located on two sides of the second track, when the first power trolley moves to be close to the brake plate, the first power trolley can cut off signals transmitted to the receiving part by the transmitting part, and the correlation sensor can control the first driving mechanism to stop working through the first control mechanism.
Furthermore, second power dolly is located inside the first track, including the second carriage plate, the second walking wheel is installed at second carriage plate bottom both ends, second walking wheel and first track sliding connection, the second walking wheel is connected with the second actuating mechanism who fixes on the second carriage plate, and second actuating mechanism is connected with the second control mechanism who fixes on the second carriage plate, and the rotation that the second walking wheel was driven to the steerable second actuating mechanism of second control mechanism.
Further, the rope hanging mechanism comprises a hanging rope fixedly connected with the second power trolley, the hanging rope extends out of the first rail through a slit arranged below the first rail, a whole body safety belt is fixed at the end part of the hanging rope extending out of the first rail, and the length of the hanging rope meets the requirement that a trainer is in the air when the trainer is hung in the soaring section of the first rail.
The utility model also discloses a long jump soaring action trainer's application method: the method comprises the following steps:
Step 1: the first power trolley bears the training personnel, and the rope hanging mechanism is bound and connected with the training personnel.
Step 2: the first power trolley and the second power trolley move synchronously, when the first power trolley moves to the position of the brake plate accessory, training personnel perform run-up jump movement on the first power trolley, after the training personnel jump, the first power trolley is braked under the action of the locking mechanism, the second power trolley sequentially performs speed reduction movement in the rising section and the falling section of the first track, when the second power trolley moves in the rising section of the first track, the rope hanging mechanism hangs the training personnel in the air, and the training personnel perform rising action training.
And step 3: after the trainers fall to the ground, the rope hanging mechanism is unfastened, and the first power trolley and the second power trolley return to the original positions, so that the next training can be carried out.
The utility model has the advantages that:
1. the utility model discloses a long jump soaring action trainer, simple structure, convenient to use through setting up first orbital section of soaring, hanging rope mechanism and second power dolly, can prolong the soaring time of training personnel when training long jump, and the convenience is trained the soaring action, satisfies the training demand of the training personnel of various abilities.
2. The utility model discloses a long jump soaring action trainer utilizes first power dolly to run up the motion, can adjust the initial velocity of training personnel take off, satisfies the take off impression that the different initial velocities of taking off brought of training personnel experience, can save the run-up time simultaneously, promotes training efficiency.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a first power cart according to an embodiment of the present invention;
FIG. 3 is a schematic view of an unlocked state of the first power cart according to the embodiment of the present invention;
Fig. 4 is a schematic view of a locking state of the first power cart according to the embodiment of the present invention;
fig. 5 is a schematic structural view of a suspension mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of a second power cart according to the embodiment of the present invention;
Fig. 7 is a schematic view of a whole body safety belt structure according to an embodiment of the present invention;
Wherein, 1, a run-up section, 2, a flight section, 3, a landing section, 4, a transition section, 5, a support frame, 6, a cross beam, 7, a second track, 8, a first power trolley, 8-1, a first carriage plate, 8-2, a first travelling wheel, 8-3, a first control mechanism, 8-4, a handrail, 8-5, a jump board, 8-6, a rotating shaft, 8-7, a jump spring, 9, a brake plate, 10, a locking pin, 10-1, a hemispherical structure, 10-2, a locking opening, 11, a locking groove, 12, a first spring, 13, a locking block, 13-1, a lifting block, 13-2, a brake block, 14, a second spring, 15, a pedal support rod, 16, a pedal, 17, a lifting groove, 18, an infrared correlation sensor, 19, second power trolley, 19-1, a second carriage plate, 19-2, a second road wheel, 19-3, a second control mechanism, 20, a suspension rope, 21, a whole body safety belt and 22, a slit.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "upper" and "lower" in the present invention shall only be used to indicate correspondence with the upper and lower directions of the drawings themselves, and shall not limit the structure, but merely to facilitate the description of the present invention and simplify the description, and shall not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and shall not be construed as limiting the present invention.
As introduced by the background technology, when training personnel carry out long jump training at present, due to the problem of the capability of the training personnel, the flight time is often short during long jump, and flight action training cannot be carried out.
In an exemplary embodiment of the present application, as shown in fig. 1-7, a long jump flight training device includes a first track, a run-up mechanism, and a suspension mechanism.
The first track comprises an approach section 1, an emptying section 2 and a landing section 3 which are connected in sequence, the height of the emptying section is greater than that of the approach section, an arc-shaped transition section 4 is arranged between the emptying section and the approach section, and the height of the end part of the landing section connected with the emptying section is greater than that of the other end.
The first rail is supported by a plurality of U-shaped support frames 5, and a cross beam 6 is arranged between two adjacent support frames of the empty section and used for enhancing the structural strength.
The starting mechanism comprises a second track 7, the starting end of the second track is located at the starting end position of the starting section, the tail end of the second track is located at the tail end position of the starting section, the starting position of the training personnel is the jumping-off position, a first power trolley 8 is connected to the second track in a sliding mode, and the first power trolley can move along the second track and is used for driving the training personnel to perform the starting action.
the first power trolley comprises a first trolley plate 8-1, the length of the first trolley plate is 3-4 m, two first travelling wheels 8-2 are respectively installed at two ends of the bottom of the first trolley plate, four first travelling wheels are embedded in a second rail and can roll along the second rail, two first travelling wheels positioned on the rear side of the first trolley plate are respectively connected with a first driving mechanism along the advancing direction of the first power trolley during working, the first driving mechanism provides power for advancing of the first power trolley, the first driving mechanism can adopt a first driving motor, an output shaft of the first driving motor is connected with the first travelling wheels, the first driving motor is connected with a first control mechanism 8-3 fixed on the first trolley plate, the first control mechanism comprises a first controller, and the first controller is connected with the first driving motor through a first frequency converter, the first controller can control the rotating speed of the first driving motor through the first frequency converter, and further control the advancing speed of the first power trolley.
The first vehicle plate is also fixedly provided with a handrail 8-4, and a trainer can hold the handrail by hands when moving along with the first power trolley, so that the safety of the trainer in the run-up acceleration process is ensured. The front end of the first vehicle board is provided with a take-off mechanism, the take-off mechanism comprises a take-off board 8-5 which is obliquely arranged, one end of the take-off board is rotatably connected with the first vehicle board through a rotating shaft 8-6 arranged on the first vehicle board, the other end of the take-off board is fixedly connected with one end of a take-off spring 8-7, and the other end of the take-off spring is fixedly connected with the first vehicle board.
the trainee can run for a short distance on the first deck and then take off using the take-off mechanism.
a brake plate 9 is fixed at the tail end of the second track, namely the jumping position of the trainee, a locking mechanism is arranged at the front end of the first vehicle plate and on the brake plate, the first power trolley can be braked by the locking mechanism, the locking mechanism comprises a locking pin 10 fixed on the front end surface of the first vehicle plate, one end of the locking pin is fixedly connected with the first vehicle plate, the other end of the locking pin is of a hemispherical structure 10-1, the bottom of the circumferential side surface of the locking pin is provided with a locking port 10-2, the brake plate is provided with a locking groove 11 matched with the locking pin, the locking pin can be inserted into the locking groove, a first spring 12 is arranged in the locking groove, the locking pin can impact the first spring, the first spring is used for buffering the braking of the first power trolley, a brake groove vertical to the locking groove is arranged in the brake plate, and a locking block 13 is arranged in the brake groove, the shape of the locking block is matched with that of the locking opening, the locking block can be inserted into the locking opening to brake the first power trolley, the locking block is connected with the bottom end groove surface of the brake groove through the second spring 14, and the locking block can be inserted into the locking opening through the elastic force of the second spring to realize braking.
The brake block comprises a lifting block 13-1 and a brake block 13-2 which are connected integrally, the brake block is used for being inserted into a locking port to achieve braking, the end face, capable of contacting with the hemispherical end face of the locking pin, of the brake block is a first arc-shaped face, the end face opposite to the first arc-shaped face is a first plane and is matched with the first arc-shaped face, the locking port is provided with a second arc-shaped face matched with the first arc-shaped face and a second plane matched with the first plane, the lifting block is fixedly connected with a pedal 16 through a pedal support rod 15, the pedal support rod extends out of the brake plate through a lifting groove 17 formed in the brake plate, and the lifting block can be driven by the pedal to move up and down.
An infrared ray correlation sensor 18 is arranged on one side of the brake plate, the infrared ray correlation sensor is arranged on one side where the first power trolley is located, a transmitting part and a receiving part of the infrared ray correlation sensor are respectively arranged on two sides of the second track, and the infrared ray correlation sensor is connected with the first controller through a wireless transmission module.
the braking principle of the first power trolley is as follows: when the first power trolley moves to the position close to the tail end of the second track, the first power trolley cuts off infrared signals transmitted by the transmitting part of the infrared ray correlation sensor to the receiving part, the infrared ray correlation sensor sends signals to the first controller through the wireless transmission module, the first controller controls the first driving motor to stop working, under the action of inertia, the first power trolley continues to move, the locking pin is inserted into the locking groove, the hemispherical structure is contacted with the brake block through the cambered surface, the brake block is gradually pressed by the locking pin to move downwards along with the movement of the locking pin, the second spring is compressed by pressure, the locking pin continues to move to be contacted with the first spring, the first spring buffers the movement of the first power trolley, when the locking port is aligned with the brake block, the second spring drives the locking block to move upwards, the brake block is inserted into the locking port, and braking of the first power trolley is achieved.
The pedal is driven to move downwards, so that the brake block is separated from the locking opening, and the first power trolley can be separated from the brake plate and returns to the initial position.
The first track is connected with a suspension mechanism and used for suspending training personnel in an emptying section, so that the emptying time of the training personnel is increased, and the training of emptying actions is facilitated.
The suspension mechanism comprises a second power trolley 19 which is arranged in the cavity of the first track and is in sliding connection with the first track, the second power trolley comprises a second vehicle plate 19-1, second traveling wheels 19-2 are arranged at two ends of the second vehicle plate and are in sliding connection with the first track, two second traveling wheels positioned at the rear side are respectively connected with a second driving mechanism fixed on the second vehicle plate, the second driving mechanism adopts a second driving motor, an output shaft of the second driving motor is connected with the second traveling wheels and can drive the second traveling wheels to roll along the first track so as to drive the second power trolley to move along the first track, the second driving motor is connected with a second control mechanism 19-3 arranged on the second vehicle plate, the second control mechanism comprises a second controller, and the second controller is connected with the second driving motor through a second frequency converter, the rotating speed of the second driving motor can be controlled through the second frequency converter, and further the advancing speed of the second power trolley is controlled.
And limiting blocks are further arranged in the run-up section and the landing section of the first track and used for preventing the first power trolley from sliding out and falling off in the first track.
The bottom fixedly connected with of second sweep hangs the rope mechanism, it includes one end and the suspension rope 20 of second sweep fixed connection to hang the rope mechanism, the suspension rope stretches out to the first track outside through the slit 22 that first track bottom set up, the end connection that the suspension rope stretches out to the first track outside has whole body safety belt 21, whole body safety belt is used for the ligature training personnel, the length of suspension rope satisfies when second power dolly drives the training personnel and is located the flight section of first track, and the training personnel still can be in aerial state, has prolonged training personnel's flight time, makes things convenient for training personnel to carry out the training of flight action.
The embodiment also discloses a use method of the long jump flight action training device, which comprises the following steps: the method comprises the following steps:
Step 1: the training personnel stand on first sweep, through whole body safety belt and suspension rope ligature fixed, both hands support the handrail on the first sweep.
Step 2: the first driving motor and the second driving motor are started to drive the first power trolley and the second power trolley to synchronously move, the moving speeds of the first power trolley and the second power trolley can be preset in the first controller and the second controller, the first controller and the second controller respectively control the first power trolley and the second power trolley to do set variable speed movement through the first frequency converter and the second frequency converter, the setting method can be realized by carrying out pre-selection programming setting on the first controller and the second controller, and detailed description is not carried out for the mature prior art.
When first power dolly and second power dolly move near second track terminal position, the coach can send the instruction to training personnel, training personnel carry out short distance after the run-up on first template, utilize take-off mechanism to take off the jump, training personnel take off the jump back, first power dolly brakes under locking mechanism's effect, stop motion, first power dolly drives training personnel through hanging rope mechanism and moves along first orbital flight section, first power dolly carries out the deceleration motion according to setting in advance, under the effect of suspension rope, training personnel can not fall to the ground at once, the flight time has been prolonged, can carry out the training of flight action.
And step 3: the first power trolley moves in the landing section of the first track, the height of the trainee is gradually reduced until the trainee falls to the ground, the trainee finishes the training of one flight action, the trainee unlocks the whole safety belt, and the first power trolley and the second power trolley return to the initial positions to carry out the next training.
This embodiment can prolong training personnel's the flight time through setting up the flight section of string rope mechanism and first track, and the convenience is practiced thrift the action of flying, through setting up first power dolly, can exert different take-off initial velocity to training personnel, makes things convenient for training personnel to experience different take-off initial velocities and to the influence in flight, can also reduce training personnel's run-up time, has saved training personnel's physical power, has improved training efficiency.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (9)
1. A long jump flight training device, comprising:
A first track: the device is supported by a plurality of brackets and comprises an approach section, an emptying section and a landing section which are connected in sequence, wherein the height of the emptying section is greater than that of the approach section, and the height of the connection end of the landing section and the emptying section is greater than that of the other end;
A run-up mechanism: the device is positioned under the run-up section and used for driving a trainer to run up and comprises a first power trolley, wherein the first power trolley is connected with a second track in a sliding manner, the second track is provided with a brake plate at the take-off position of the trainer, and the first power trolley and the brake plate are provided with a locking mechanism for braking the first power trolley;
A suspension mechanism: the device is used for suspending a trainer in an emptying section and increasing the emptying time of the trainer, and comprises a second power trolley connected with a first rail in a sliding mode, wherein the bottom of the second power trolley is connected with a rope hanging mechanism used for hanging the trainer, and the length of the rope hanging mechanism is required to meet the requirement that the trainer is in the air when the trainer is located in the emptying section.
2. a long jump flight training device as claimed in claim 1, wherein the first powered vehicle comprises a first plate, a first travelling wheel is mounted on the bottom of the first plate, the first travelling wheel is slidably connected to the second track, the first travelling wheel on one end is connected to a first driving mechanism, the first driving mechanism is used for driving the first travelling wheel to rotate, the first driving mechanism is connected to a first control mechanism, and the first control mechanism controls the movement of the first driving mechanism.
3. An airborne jump training device as claimed in claim 2 wherein said first board has a handrail for the handler to grip when the first powered carriage moves the handler.
4. A jump flight exercise device as claimed in claim 2, wherein the first panel is provided with a take-off mechanism for the take-off of the trainee, the take-off mechanism comprising an inclined take-off plate, one end of the take-off plate being pivotally connected to the first panel and the other end being connected to one end of a take-off spring, the other end of the take-off spring being connected to the first panel.
5. A long jump flight exercise device as claimed in claim 1, wherein the locking mechanism comprises a locking pin fixed to the end of the first power cart, the locking pin is provided with a locking port, the braking plate is provided with a locking groove matched with the locking pin, the locking pin can be inserted into the locking groove, a first spring is arranged in the locking groove and used for contacting with the locking pin to buffer braking, a braking groove perpendicular to the locking groove is arranged in the braking plate, a locking block matched with the locking port is arranged in the braking groove, the locking block is connected with a second spring arranged in the braking groove, and the second spring can push the locking block into the locking port to brake the first power cart.
6. An ascent and descent action training device according to claim 5, wherein an end of the locking pin for insertion into the locking groove has a hemispherical structure, the locking block comprises a lifting block connected to the second spring and a brake block for insertion into the locking port, an end surface of the brake block capable of contacting the end of the locking pin is a first arc surface, an opposite end surface of the first arc surface is a first plane, the locking port is provided with a second arc surface matching the first arc surface and a second plane matching the first plane, the lifting block is provided with a pedal extending to an outside of the brake block, the pedal is used for disengaging the brake block from the locking port, and the brake block is provided with a lifting groove for lifting and lowering movement of the pedal.
7. A long jump flight training device as claimed in claim 1, wherein the brake plate is provided with a correlation sensor on one side, the correlation sensor is located on one side of the first powered carriage, and the transmitting part and the receiving part of the correlation sensor are located on both sides of the second track.
8. A long jump flight training device as claimed in claim 1, wherein the second powered trolley is located inside the first track and comprises a second plate, second wheels are mounted on the bottom of the second plate, the second wheels are slidably connected to the first track, the second wheels are connected to a second driving mechanism fixed to the second plate, the second driving mechanism is connected to a second control mechanism fixed to the second plate, and the second control mechanism controls the second driving mechanism to drive the second wheels to rotate.
9. A long jump flight training device as claimed in claim 1, wherein the suspension cord mechanism comprises a suspension cord fixedly connected to the second powered vehicle, the suspension cord extending out of the first track through a slit provided below the first track, the end of the suspension cord extending out of the first track having a full body harness secured thereto, the suspension cord having a length such that the trainer will be in an airborne position when the suspension cord suspends the trainer in the flight of the first track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920228903.3U CN209752038U (en) | 2019-02-20 | 2019-02-20 | Long jump soaring action trainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920228903.3U CN209752038U (en) | 2019-02-20 | 2019-02-20 | Long jump soaring action trainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209752038U true CN209752038U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920228903.3U Expired - Fee Related CN209752038U (en) | 2019-02-20 | 2019-02-20 | Long jump soaring action trainer |
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| Country | Link |
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| CN (1) | CN209752038U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109758715A (en) * | 2019-02-20 | 2019-05-17 | 山东师范大学 | A kind of long-jump flight part training device and application method |
| CN114681881A (en) * | 2022-04-15 | 2022-07-01 | 北京理工大学 | Reset protection device and training method for ski-jump training of diving tower |
-
2019
- 2019-02-20 CN CN201920228903.3U patent/CN209752038U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109758715A (en) * | 2019-02-20 | 2019-05-17 | 山东师范大学 | A kind of long-jump flight part training device and application method |
| CN114681881A (en) * | 2022-04-15 | 2022-07-01 | 北京理工大学 | Reset protection device and training method for ski-jump training of diving tower |
| CN114681881B (en) * | 2022-04-15 | 2023-03-07 | 北京理工大学 | Reset protection device and training method for ski-jump training of diving tower |
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Granted publication date: 20191210 Termination date: 20210220 |